LKML Archive on lore.kernel.org
 help / color / Atom feed
From: Linus Walleij <linus.walleij@linaro.org>
To: Stephan Gerhold <stephan@gerhold.net>
Cc: Mark Brown <broonie@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] regulator: ab8500: Remove AB8505 USB regulator
Date: Thu, 7 Nov 2019 09:02:11 +0100
Message-ID: <CACRpkdaH8ahbVKTrBHh7NKVZVg-PZvyKDKNityEyv5rL8=Qdag@mail.gmail.com> (raw)
In-Reply-To: <20191106173125.14496-1-stephan@gerhold.net>

On Wed, Nov 6, 2019 at 6:33 PM Stephan Gerhold <stephan@gerhold.net> wrote:

> The USB regulator was removed for AB8500 in
> commit 41a06aa738ad ("regulator: ab8500: Remove USB regulator").
> It was then added for AB8505 in
> commit 547f384f33db ("regulator: ab8500: add support for ab8505").
>
> However, there was never an entry added for it in
> ab8505_regulator_match. This causes all regulators after it
> to be initialized with the wrong device tree data, eventually
> leading to an out-of-bounds array read.
>
> Given that it is not used anywhere in the kernel, it seems
> likely that similar arguments against supporting it exist for
> AB8505 (it is controlled by hardware).
>
> Therefore, simply remove it like for AB8500 instead of adding
> an entry in ab8505_regulator_match.
>
> Fixes: 547f384f33db ("regulator: ab8500: add support for ab8505")
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: Stephan Gerhold <stephan@gerhold.net>

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij

  parent reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-06 17:31 Stephan Gerhold
2019-11-06 17:31 ` [PATCH 2/2] regulator: ab8500: Remove SYSCLKREQ from enum ab8505_regulator_id Stephan Gerhold
2019-11-07  8:02   ` Linus Walleij
2019-11-07 13:13   ` Applied "regulator: ab8500: Remove SYSCLKREQ from enum ab8505_regulator_id" to the regulator tree Mark Brown
2019-11-07  8:02 ` Linus Walleij [this message]
2020-01-10  8:02   ` [PATCH 1/2] regulator: ab8500: Remove AB8505 USB regulator Naresh Kamboju
2020-01-10  8:16     ` Greg Kroah-Hartman
2019-11-07 13:13 ` Applied "regulator: ab8500: Remove AB8505 USB regulator" to the regulator tree Mark Brown

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CACRpkdaH8ahbVKTrBHh7NKVZVg-PZvyKDKNityEyv5rL8=Qdag@mail.gmail.com' \
    --to=linus.walleij@linaro.org \
    --cc=broonie@kernel.org \
    --cc=lgirdwood@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=stephan@gerhold.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

LKML Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/lkml/0 lkml/git/0.git
	git clone --mirror https://lore.kernel.org/lkml/1 lkml/git/1.git
	git clone --mirror https://lore.kernel.org/lkml/2 lkml/git/2.git
	git clone --mirror https://lore.kernel.org/lkml/3 lkml/git/3.git
	git clone --mirror https://lore.kernel.org/lkml/4 lkml/git/4.git
	git clone --mirror https://lore.kernel.org/lkml/5 lkml/git/5.git
	git clone --mirror https://lore.kernel.org/lkml/6 lkml/git/6.git
	git clone --mirror https://lore.kernel.org/lkml/7 lkml/git/7.git
	git clone --mirror https://lore.kernel.org/lkml/8 lkml/git/8.git
	git clone --mirror https://lore.kernel.org/lkml/9 lkml/git/9.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 lkml lkml/ https://lore.kernel.org/lkml \
		linux-kernel@vger.kernel.org
	public-inbox-index lkml

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-kernel


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git